Thunderbird Move Mail / Settings From Desktop Computer To Laptop in Categories Backup & Recovery, BASH Shell, CentOS, Debian / Ubuntu, File system, Linux, Mac OS X, Solaris-Unix, Ubuntu Linux last updated September 12, 2008Q. How do I move my Thunderbird email client settings from Debian Linux desktop to a new Ubuntu Linux laptop? I’ve installed Thunderbird on Ubuntu Linux but not able to find any import or export option. How do I move settings?